id	keyword
dentistry3000-699	experimental
dentistry3000-699	weeks
dentistry3000-699	group
dentistry3000-699	control
dentistry3000-699	new
dentistry3000-699	hygiene
dentistry3000-699	doi
dentistry3000-699	index
dentistry3000-699	treatment
dentistry3000-699	study
dentistry3000-699	plaque
dentistry3000-699	pmid
dentistry3000-699	bleeding
dentistry3000-699	orthodon7c